zinco williams m225y khai th225c mỏ t225c động nh224 m225y NYNAS T 22 - NAPHTHENIC BASE OIL NYNAS T 22 can be used in the formulation of metalworking fluids for a large variety of operations, such as drawing, milling, die casting, drilling, threading, turning, grinding, broaching, tapping, gear cutting, and lapping, as well as in rolling oils.